Home / 72,434,933.56-108,681,434.13-26,380,010.44

Finding the Fourth Proportional to 72,434,933.56, 108,681,434.13 and 26,380,010.44

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Solution

The fourth proportional to 72,434,933.56, 108,681,434.13 and 26,380,010.44 is: 39,580,589.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,434,933.56 : 108,681,434.13 = 26,380,010.44 : x
  2. Step 2: Convert to fraction form
    72,434,933.56/108,681,434.13 = 26,380,010.44/x
  3. Step 3: Cross multiply
    72,434,933.56x = 108,681,434.13 × 26,380,010.44
  4. Step 4: Simplify right side
    72,434,933.56x = 2,867,017,366,983,572.50
  5. Step 5: Solve for x
    x = 2,867,017,366,983,572.50/72,434,933.56
  6. Step 6: Final answer
    x = 39,580,589.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.